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The Synthesis of [Sn10(Si(SiMe3)3)4]2- Using a Metastable Sn(I) Halide Solution Synthesized via a Co-condensation Technique
Published on: November 28, 2016
Bis(μ-disulfur dinitrido)bis-[diphenyl-tin(IV)]
Alasdair P M Robertson1, Alexandra M Z Slawin, J Derek Woollins
1Department of Chemistry, University of St Andrews, St Andrews, KY16 9ST, Scotland.
This study details the structure of a novel tin compound, [Sn(2)(C(6)H(5))(4)(N(2)S(2))(2)]. It forms a binuclear dimer with tin(IV) centers in a unique trigonal bipyramidal geometry.
Area of Science:
- Inorganic Chemistry
- Organometallic Chemistry
- Crystallography
Background:
- Tin compounds exhibit diverse coordination geometries.
- The synthesis and structural characterization of novel organotin complexes are crucial for understanding their chemical properties.
- Heterocyclic ligands containing nitrogen and sulfur offer unique coordination possibilities.
Purpose of the Study:
- To synthesize and characterize a novel binuclear tin compound.
- To elucidate the solid-state structure of [Sn(2)(C(6)H(5))(4)(N(2)S(2))(2)].
- To investigate the coordination geometry around the tin(IV) centers.
Main Methods:
- Single-crystal X-ray diffraction analysis.
- Elemental analysis.
- Spectroscopic characterization (e.g., NMR, IR - though not explicitly stated in abstract, typical for characterization).
Main Results:
- The title compound, [Sn(2)(C(6)H(5))(4)(N(2)S(2))(2)], was successfully synthesized and characterized.
- The crystal structure reveals a centrosymmetric binuclear dimer.
- Each tin(IV) center adopts a distorted trigonal bipyramidal geometry.
- A central Sn(2)N(2) core is present within the dimer.
Conclusions:
- The structural analysis confirms the formation of a unique binuclear tin complex.
- The distorted trigonal bipyramidal geometry around Sn(IV) is a key structural feature.
- The compound's dimeric nature and central Sn(2)N(2) core provide insights into tin coordination chemistry.
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